DEFINITION of 'Mixed Economic System'. An economic system that features characteristics of both capitalism and socialism. A mixed economic system allows a level of private economic freedom in the use of capital, but also allows for governments to interfere in economic activities in order to achieve social aims. This type of economic system is less efficient than capitalism, but more efficient than socialism. Next Up.
tively.6 The most clinically useful definition of macrosomia is a weight below which âmacro-Fetal macrosomia, arbitrarily defined as a birth weight of more than 4,000 g (8 lb, 13 oz) complicates more than 10 percent of all pregnancies in the United States. It is associ-
A trisomy is a type of polysomy in which there are three instances of a particular chromosome, instead of the normal two.A trisomy is a type of aneuploidy (an abnormal number of chromosomes). *Partial trisomy means that there is an extra copy of part of a chromosome.  2 Secondary trisomy - the extra chromosome has quadruplicated arms (the arms are identical; it is an isochromosome).  3 Tertiary trisomy - the extra chromosome is made up of copies of arms from two other chromosomes.